Table 1—

Patient characteristics by sex and plasma glucose quartiles

Men
Women
Quartile 1–2Quartile 3–4Q1–2 vs. Q3–4 (P)Quartile 1–2Quartile 3–4Q1–2 vs. Q3–4 (P)
n3623617877
Age (years)60 ± 1062 ± 9  0.000564 ± 8 66 ± 7 0.1
Angina pectoris CCS III & IV120 (33)130 (36)0.438 (49)47 (61)0.1
Plasma glucose (mmol/l)5.3 ± 0.57.3 ± 1.4<0.00015.4 ± 0.57.5 ± 1.5<0.0001
Congestive heart failure26 (7.2)49 (14)0.0059 (12)17 (22)0.08
Hypertension treatment144 (40)143 (40)0.934 (44)43 (56)0.1
Thyroid disease10 (2.8)5 (1.4)0.29 (12)6 (7.8)0.4
Myocardial infarction ≤4 weeks20 (5.5)28 (7.8)0.053 (3.8)10 (13)0.1
Vascular disease§34 (9.4)41 (11)0.46 (7.7)16 (21)0.02
Serum creatinine ≥150 μmol/l14 (3.9)31 (8.6)0.0093 (3.8)7 (9.1)0.2
Smoking262 (72)246 (68)0.243 (55)35 (46)0.2
Respiratory disease§37 (10)35 (9.7)0.513 (17)15 (20)0.9
BMI ≥3054 (15)48 (13)0.516 (21)10 (13)0.2
Urgent operative priority8 (2.2)12 (3.3)0.45 (6.4)1 (1.3)0.1
Cardiogenic shock3 (0.8)2 (0.6)0.700
Ejection fraction
 Good >50%220 (61)184 (51)52 (67)43 (58)
 Fair ≥35–50%103 (28)127 (35)21 (27)25 (32)
 Poor <35%39 (11)50 (14)0.25 (6.4)9 (12)0.3
Number of narrowed coronary arteries2.7 ± 0.52.8 ± 0.50.12.7 ± 0.52.9 ± 0.40.09
Main stem stenosis4 (0.1)5 (0.1)0.701 (1.3)
Beta blocker*210 (58)210 (58)0.935 (45)41 (53)0.3
Calcium antagonist214 (59)213 (59)0.950 (64)43 (56)0.3
Nitrate204 (56)228 (63)0.0647 (60)55 (71)0.1
Corticosteroid7 (1.9)8 (2.2)0.82 (2.6)5 (6.5)0.2
  • Data are means ± SD or n (%) of patients. Men versus women in quartiles 1–2:

  • *

    * P <0.05;

  • P < 0.01;

  • P < 0.001. Men versus women in quartiles 3–4:

  • §

    § P <0.05;

  • P < 0.01;

  • P < 0.001. CCS, Canadian Cardiovascular Society; Q, quartile.